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Finding the Fourth Proportional to 357.08, 533.06 and 341.32

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Solution

The fourth proportional to 357.08, 533.06 and 341.32 is: 509.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    357.08 : 533.06 = 341.32 : x
  2. Step 2: Convert to fraction form
    357.08/533.06 = 341.32/x
  3. Step 3: Cross multiply
    357.08x = 533.06 × 341.32
  4. Step 4: Simplify right side
    357.08x = 181,944.04
  5. Step 5: Solve for x
    x = 181,944.04/357.08
  6. Step 6: Final answer
    x = 509.53

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.